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Current Liabilities and Debt Obligations, Subordinated Debt (Details) - Porter [Member] - USD ($)
3 Months Ended
Mar. 31, 2015
Mar. 31, 2020
Mar. 31, 2019
Mar. 31, 2015
Apr. 18, 2017
Subordinated Debt [Abstract]          
Related party ownership percentage 35.00%     35.00%  
Proceeds from related party, debt       $ 2,500,000  
Debt instrument, fixed interest rate 12.00%     12.00% 6.00%
Debt instrument, first interest payment due date   Aug. 20, 2015      
Debt instrument, last principal and interest payment date Jul. 01, 2017 Jul. 25, 2022      
Interest expense, related party   $ 87,000 $ 80,000    
Accrued interest payable   $ 1,100,000